Rachana Pradhan: How the GOP Could Use Obamacare to Gut Obamacare

Forget “repeal and replace.” An obscure Obamacare provision that takes effect in 2017 could empower a Republican president to unravel Obamacare — without a single vote from Congress.
The provision allows the executive branch to waive big chunks of the law for a state that chooses a different approach to expanding health coverage. It was designed to allow progressive states to go further than Obamacare.